Update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/build.yml

@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: ${{ env.BRANCH }}
 

.github/workflows/dry-run.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Install Node.js
         uses: actions/setup-node@v4

.github/workflows/sync-branch.yml

@@ -15,7 +15,7 @@ jobs:
     if: ${{ github.repository_id == 635386785 }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: main
       - uses: connor-baer/action-sync-branch@v1.1.1

auto_update_github_action.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: "mrrfv/cloudflare-gateway-pihole-scripts"
           ref: "v1"